BioGill® brings together the power of science and nature, to improve the onsite treatment of wastewater to meet local regulations and reduce wastewater disposal costs. We manufacture above ground, attached growth bioreactors that deliver affordable wastewater treatment, made easy. By combining simple, yet smart technology and natural biological processes, BioGill® technology is highly effective at reducing organic loads and BOD (Biological Oxygen Demand) in wastewater. Company headquarters and gill manufacturing are located in Sydney, Australia, with sales offices in Milwaukee, Wisconsin (USA) and Shanghai, China. As of July 2018, there are more than 250 BioGill bioreactors operating in over 25 countries, around the world